Finding the Fourth Proportional to 1,447,571.44, 1,997,660.64 and 803,033.92
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Solution
The fourth proportional to 1,447,571.44, 1,997,660.64 and 803,033.92 is: 1,108,193.50
Step by Step Solution
- Step 1: Write the proportion equation
1,447,571.44 : 1,997,660.64 = 803,033.92 : x - Step 2: Convert to fraction form
1,447,571.44/1,997,660.64 = 803,033.92/x - Step 3: Cross multiply
1,447,571.44x = 1,997,660.64 × 803,033.92 - Step 4: Simplify right side
1,447,571.44x = 1,604,189,254,568.91 - Step 5: Solve for x
x = 1,604,189,254,568.91/1,447,571.44 - Step 6: Final answer
x = 1,108,193.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.